diff --git a/htdocs/install/mysql/migration/12.0.0-13.0.0.sql b/htdocs/install/mysql/migration/12.0.0-13.0.0.sql
index bfa8bf01b39..81471e18e4c 100644
--- a/htdocs/install/mysql/migration/12.0.0-13.0.0.sql
+++ b/htdocs/install/mysql/migration/12.0.0-13.0.0.sql
@@ -583,4 +583,5 @@ insert into llx_c_actioncomm (id, code, type, libelle, module, active, position)
 -- VMYSQL4.3 ALTER TABLE llx_accounting_bookkeeping MODIFY COLUMN montant double(24,8) NULL;
 -- VPGSQL8.2 ALTER TABLE llx_accounting_bookkeeping ALTER COLUMN montant DROP NOT NULL;
 
+ALTER TABLE llx_export_model MODIFY COLUMN type varchar(64);